Trig Functions Flashcards
1
Q
To find amplitude
A
(max-min)/2
2
Q
To find the vertical shift (c-value)
A
max - |a|
3
Q
What does the c-value represent?
A
- midline on the graph
- vertical shift
4
Q
To find the max value
A
c + |a|
5
Q
To find the min value
A
c - |a|
6
Q
To find the period
A
- x2-x1
- 360/k
7
Q
To find the k value
A
360/period
8
Q
To find the phase shift (d-value) for sine
A
The distance between the y-axis and the closest rising midline
9
Q
To find the phase shift (d-value) for cosine
A
The distance between the y-axis and closest max point
